Home / 25,108.03-34,694.93-18,290.19

Finding the Fourth Proportional to 25,108.03, 34,694.93 and 18,290.19

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Solution

The fourth proportional to 25,108.03, 34,694.93 and 18,290.19 is: 25,273.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,108.03 : 34,694.93 = 18,290.19 : x
  2. Step 2: Convert to fraction form
    25,108.03/34,694.93 = 18,290.19/x
  3. Step 3: Cross multiply
    25,108.03x = 34,694.93 × 18,290.19
  4. Step 4: Simplify right side
    25,108.03x = 634,576,861.74
  5. Step 5: Solve for x
    x = 634,576,861.74/25,108.03
  6. Step 6: Final answer
    x = 25,273.86

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.